Initial open source release

internal/domain/message_test.go

@@ -0,0 +1,27 @@
+package domain
+
+import (
+	"errors"
+	"testing"
+)
+
+func TestValidateMessageReplyBoundsRejectsQuoteOffsetAsTextOffset(t *testing.T) {
+	reply := &MessageReply{
+		MessageID:   1,
+		QuoteText:   "hello",
+		QuoteOffset: MaxMessageReplyQuoteOffset + 1,
+	}
+	if err := ValidateMessageReplyBounds(reply); !errors.Is(err, ErrReplyMessageIDInvalid) {
+		t.Fatalf("ValidateMessageReplyBounds err = %v, want ErrReplyMessageIDInvalid", err)
+	}
+}
+
+func TestValidateMessageReplyBoundsAllowsForumTopicOnlyHeader(t *testing.T) {
+	reply := &MessageReply{
+		TopMessageID: 10,
+		ForumTopic:   true,
+	}
+	if err := ValidateMessageReplyBounds(reply); err != nil {
+		t.Fatalf("ValidateMessageReplyBounds err = %v, want nil", err)
+	}
+}